Nothing
context("model-fits unit tests")
library("flexsurv")
# formula ----------------------------------------------------------------------
test_that("formula_list", {
f_list <- formula_list(f1 = formula(~ age), f2 = formula(~ 1))
expect_true(inherits(f_list, "formula_list"))
f.list <- formula_list(c(f1 = formula(~ age), f2 = formula(~ 1)))
expect_true(inherits(f_list, "formula_list"))
f.list <- formula_list(list(f1 = formula(~ age), f2 = formula(~ 1)))
expect_true(inherits(f_list, "formula_list"))
expect_error(formula_list(3))
expect_error(formula_list(list(3)))
})
test_that("Nested formula_list", {
f_list1 <- formula_list(f1 = formula(~ age), f2 = formula(~ 1))
f_list2 <- formula_list(f1 = ~ female)
f_list <- formula_list(f1 = f_list1, f2 = f_list2)
expect_true(inherits(f_list, "formula_list"))
})
# lm ---------------------------------------------------------------------------
dat <- psm4_exdata$costs$medical
fit1 <- stats::lm(costs ~ 1, data = dat)
fit2 <- stats::lm(costs ~ female, data = dat)
lm_list <- lm_list(fit1 = fit1, fit2 = fit2)
test_that("lm_list", {
expect_true(inherits(lm_list, "lm_list"))
lm_list <- lm_list(list(fit1 = fit1, fit2 = fit2))
expect_true(inherits(lm_list, "lm_list"))
})
# flexsurvreg ------------------------------------------------------------------
dat <- psm4_exdata$survival
fit1a <- flexsurv::flexsurvreg(formula = Surv(endpoint1_time, endpoint1_status) ~ 1,
data = dat, dist = "weibull")
fit1b <- flexsurv::flexsurvreg(formula = Surv(endpoint1_time, endpoint1_status) ~ 1,
data = dat, dist = "exp")
flexsurvreg_list1 <- flexsurvreg_list(wei = fit1a, exp = fit1b)
fit2a <- flexsurv::flexsurvreg(formula = Surv(endpoint1_time, endpoint1_status) ~ age,
data = dat, dist = "weibull")
fit2b <- flexsurv::flexsurvreg(formula = Surv(endpoint1_time, endpoint1_status) ~ age,
data = dat, dist = "exp")
fit2c <- flexsurv::flexsurvreg(formula = Surv(endpoint1_time, endpoint1_status) ~ age,
data = dat, dist = "gompertz")
flexsurvreg_list2 <- flexsurvreg_list(wei = fit2a, exp = fit2b, gomp = fit2c)
test_that("flexsurvreg_list", {
expect_true(inherits(flexsurvreg_list1, "flexsurvreg_list"))
})
# partsurvfit ------------------------------------------------------------------
test_that("partsurvfit", {
fit <- partsurvfit(object = flexsurvreg_list1, data = ovarian)
expect_true(inherits(fit, "partsurvfit"))
})
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